fix(client): fix distorted RNNoise output during mono capture (#400)

see remjey/mumble@f16b47c for info on why this works
plasmoapp · May 11, 2024 · 54f84a2 · 54f84a2
1 parent 66bb3ae
commit 54f84a2
Showing 1 changed file with 9 additions and 1 deletion.
diff --git a/api/common/src/main/java/su/plo/voice/api/util/AudioUtil.java b/api/common/src/main/java/su/plo/voice/api/util/AudioUtil.java
@@ -60,7 +60,15 @@ public static short[] floatsToShorts(float[] floats) {
         short[] shorts = new short[floats.length];
 
         for(int i = 0; i < floats.length; i++) {
-            shorts[i] = Float.valueOf(floats[i]).shortValue();
+            shorts[i] = Float.valueOf(
+                    Math.min( // Clamp to prevent overdrive causing clipping (https://github.com/remjey/mumble/commit/f16b47c81aceaf0c8704b355d9316bf685cb3704)
+                            Short.MAX_VALUE,
+                            Math.max(
+                                    Short.MIN_VALUE,
+                                    floats[i]
+                            )
+                    )
+            ).shortValue();
         }
 
         return shorts;